GRE agent is installed on 2 servers on my infrastructure, but the vCenter choose to work with the good one
On the "debug.log" file, I see these lines which concerns the "vmwaregre-agent.exe" process
2016-07-07 10:35:00.638 vmwaregre-agent.exe.7960.4368 ["/lib/ipc/ipc.c $Rev: 52399 $ $Date:: 2016-03-11 08:21:03 ":1301] A.09.00 b107 ipc_sendDataEx: IpcHandle -1 does not exist cmd:vmwaregre-agent.exe Function trace (currentLevel=3): Level 3: IpcGetEntry() Level 2: ipc_sendDataEx() Level 1: ipc_sendDataEx(handle=-1, buffer size=0, timeout=0) Level 0: OB2Utility::Run()